{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machanical property", "material", "engineering feature", "concept or principle", "machine or equipment", "process characterization"], "input": "Knowledge on the expected product volume , production technology and required post-processing steps can give insight into the expected costs ."}
{"machanical property": [], "material": [], "engineering feature": [], "concept or principle": ["volume", "post-processing"], "machine or equipment": [], "process characterization": []}